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anonymous
 one year ago
Which is the set of roots for the equation? x2 + 3x  8 = 0
a: {18,1}
b: {6,3}
c: {2,9}
d: {9}
anonymous
 one year ago
Which is the set of roots for the equation? x2 + 3x  8 = 0 a: {18,1} b: {6,3} c: {2,9} d: {9}

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campbell_st
 one year ago
Best ResponseYou've already chosen the best response.0I think the equation should be \[x^2 + 3x  18 = 0\] is that correct..?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Which is the set of roots for the equation? x2 + 3x  18 = 0 a: {18,1} b: {6,3} c: {2,9} d: {9}

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what do you guys think

jdoe0001
 one year ago
Best ResponseYou've already chosen the best response.0hint: \(\large \begin{array}{cccllll} x^2&+3x&18\\ &\uparrow &\uparrow \\ &63&6\cdot 3 \end{array}\)

jdoe0001
 one year ago
Best ResponseYou've already chosen the best response.0well.. try those 2 roots in "b", see if they work

jdoe0001
 one year ago
Best ResponseYou've already chosen the best response.0have you covered factoring of quadratics yet?
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